Schreiber, P.P.SchreiberWilhelm, L.M.L.M.Wilhelm2022-05-062022-05-062021https://publica.fraunhofer.de/handle/publica/41713210.1117/12.2603648Farfield beam shaping e.g. with diffusers often enlarges etendue. We discuss etendue conserving, high transmission beam shaping with irregular fly's eye condensers. Examples of automotive LED headlamp demonstrators using this design principle are presented.en620conference paper